[Zamaroht]

IntToFormattedStr(integer):[*] Returns a formatted string adding commas to sepparate every 3 digits. (For example, 1000 will return "1,000", 53426244, will return "53,426,244", and 245 will return "245".

pawn Код:

stock IntToFormattedStr(integer)
{
    // By Zamaroht
    new value[20], string[20];

    valstr(value, integer);

    new charcount;
    for(new i = strlen(value); i >= 0; i --)
    {
        format(string, sizeof(string), "%c%s", value[i], string);
        if(charcount == 3)
        {
          if((integer >= 0 && i != 0) || (integer < 0 && i > 1))
                format(string, sizeof(string), ",%s", string);
                
            charcount = 0;
        }
        charcount ++;
    }

    return string;
}

PS: Performance can be improved.

*edit 11 april 2010:
Fixed a problem with negative integers.